Waterproof and anti-falling multifunctional battery box

Abstract

The utility model discloses a waterproof and anti-falling multifunctional battery box, and relates to the technical field of battery boxes. The waterproof and anti-falling multifunctional battery box comprises an upper-layer protective cover and a bottom-layer protective plate, supporting rod mounting holes are formed in the bottom end of the upper-layer protective cover and the top end of the bottom-layer protective plate, and alloy supporting rods are fixedly connected into the supporting rod mounting holes; an upper-layer convex-opening battery box and a lower-layer concave-opening battery box are arranged between the opposite surfaces of the upper-layer protective cover and the bottom-layer protective plate, a battery placing base and a fixing device are fixedly connected to the inner surface of the lower-layer concave-opening battery box, an elastic bottom plate is fixedly connected to the lower surface of the battery placing base, and a built-in air duct baffle is fixedly connected to the bottom of the mounting plate; a built-in heat outlet is formed in the outer surface of the upper-layer convex-opening battery box, and a built-in cold inlet is formed in the outer surface of the lower-layer concave-opening battery box, so that a battery pack can be prevented from being extruded during collision to generate danger, and a sealing device can be adopted through a peripheral interface, so that the waterproofness is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery boxes, in particular to a waterproof and drop-proof multifunctional battery box. Background Art

[0002] A battery box is a device that assembles multiple battery cells together, usually consisting of a shell, terminals, fuses, a main switch and other components. Its main functions are: first, to increase the number of battery cells. Through the battery box, multiple battery cells can be combined together to form a battery pack with higher voltage and larger capacity to meet different power application requirements; second, to protect the battery cells. The battery box can protect the battery cells from damage caused by external impact, temperature changes or overvoltage factors, thereby extending the battery life; third, to facilitate maintenance and management. The battery box can be used to uniformly manage the battery cells, making it easier to carry, replace and maintain, thereby improving the efficiency and safety of power applications. Existing battery boxes have poor protection for internal batteries. Rainwater may penetrate into the interior of the battery box, causing the battery to become damp and damaged. In addition, when the existing battery box is accidentally dropped, the internal battery may be damaged by a large impact force, and the practicality of the battery box is poor. Utility Model Content

[0003] In view of the deficiencies of the existing problems, the utility model provides a waterproof and drop-proof multifunctional battery box to solve the existing problems raised in the above background technology.

[0004] To solve the above problems, the utility model is implemented through the following technical solutions: a waterproof and drop-proof multifunctional battery box, comprising an upper protective cover and a bottom protective plate, the bottom end of the upper protective cover and the top end of the bottom protective plate are both provided with support rod mounting holes, the interior of the support rod mounting holes is fixedly connected with an alloy support rod, an upper convex battery box and a lower concave battery box are arranged between the opposite surfaces of the upper protective cover and the bottom protective plate, the outer surfaces of the upper convex battery box and the lower concave battery box are provided with battery compartment pull-out rear covers, the outer surfaces of the battery compartment pull-out rear covers are fixedly connected with a fixing buckle, the inner surface of the lower concave battery box is fixedly connected with a battery placement base and a fixing device, the lower surface of the battery placement base is fixedly connected with an elastic bottom plate, and the battery placement base A battery pack is arranged on the upper surface of the seat, and the fixing device is symmetrically arranged on both sides of the battery pack, the outer surfaces of the upper convex battery box and the lower concave battery box are fixedly connected with mounting plates, the bottom of the mounting plate is fixedly connected with a built-in air duct baffle, the outer surface of the upper convex battery box is provided with a built-in heat dissipation outlet, the outer surface of the lower concave battery box is provided with a built-in cold inlet, the upper surface of the bottom protective plate is provided with a drainage groove, the interior of the drainage groove is provided with a water outlet, the fixing device comprises a fixing rod and a connecting plate, the outer surface of the connecting plate is fixedly connected with an arc-shaped spring plate, the middle of the outer surface of the arc-shaped spring plate is fixedly connected with a movable connecting rod, the end of the movable connecting rod is fixedly connected with a limiting plate, and the outer surface of the movable connecting rod is sleeved with a buffer spring.

[0005] Preferably, the upper protective cover is connected to the bottom protective plate via alloy support rods, the number of the alloy support rods is four, and the outer surface of the built-in air duct baffle is fixedly connected to the outer surface of the lower recessed battery box.

[0006] Preferably, the upper surface of the upper convex battery box is fixedly connected to the lower surface of the upper protective cover, the lower surface of the lower concave battery box is fixedly connected to the upper surface of the bottom protective plate, the upper convex battery box and the lower concave battery box are arranged opposite to each other, and the bottom of the upper convex battery box is fixedly connected to the top of the lower concave battery box.

[0007] Preferably, the elastic bottom plate is a symmetrical arc-shaped structure, and the bottom of the elastic bottom plate is fixedly connected to the bottom of the inner surface of the lower recessed battery box.

[0008] Preferably, a cooling fan is fixedly connected to the inner surface of the lower recessed battery box, and the cooling fan is arranged on the inner side of the built-in cold inlet.

[0009] Preferably, the end of the fixing rod is fixedly connected to the outer surface of the connecting plate, the end of the fixing rod away from the connecting plate is fixedly connected to the inner surface of the lower recessed battery box, and the fixing rod is arranged on the side of the connecting plate away from the arc spring plate.

[0010] Preferably, the side of the outer surface of the arc-shaped spring plate is fixedly connected to the outer surface of the connecting plate, the outer surface of the movable connecting rod is sleeved inside the connecting plate, and the limit plate is arranged at one end of the movable connecting rod away from the arc-shaped spring plate.

[0011] Preferably, the end of the buffer spring is fixedly connected to the outer surface of the limiting plate, and the end of the buffer spring away from the limiting plate is fixedly connected to the outer surface of the connecting plate.

[0012] Preferably, alloy bracket holes are opened at the corners of the outer surface of the upper protective cover, and the interior of the alloy bracket holes is fixedly connected with a lifting type mechanical handle, and the lifting type mechanical handles are symmetrically arranged on both sides of the upper protective cover.

[0013] The utility model provides a waterproof and drop-proof multifunctional battery box, which has the following beneficial effects:

[0014] 1. The waterproof and drop-proof multifunctional battery box has an outer frame composed of an upper protective cover, a bottom protective plate and alloy support rods. It can be flipped on all sides (except the power control box) and plays a protective role when falling, preventing the battery pack from being squeezed and causing danger in a collision, thereby improving safety. The fixing device and the elastic bottom plate can also provide a buffer for the battery pack, further improving the drop-proof performance of the battery box.

[0015] 2. The waterproof and drop-proof multifunctional battery box adopts a built-in air duct baffle and a built-in cold inlet, and a built-in heat dissipation channel design to achieve heat dissipation while preventing the entry of rainwater, thereby achieving special waterproof properties. The built-in cold inlet and the built-in heat outlet are designed vertically with the drainage groove, which can achieve the waterproof properties of the device when immersed in water to a certain extent, ensuring the safety of use. The surrounding interfaces adopt sealing devices to achieve sealing and waterproofing of all external interfaces.

[0016] 3. The waterproof and drop-proof multifunctional battery box adopts multifunctional power management technology through the control center and electrical installation structure, power management board, inverter circuit board and multi-channel input and output appliances set in the installation board. The user can assemble % of batteries in the market through the fixing device. The power box can intelligently identify and perform power management (battery discharge, charging, capacity, temperature, etc.). The multi-channel output can meet DC, AC configurable output, and configure a variety of international standard connection ports. Through multi-mode charging, it can meet a variety of charging methods such as AC power and photovoltaic power, thereby improving the functionality of the battery box.

[0017] Fourth, the waterproof and drop-proof multifunctional battery box is provided with a pull-type mechanical handle, which is made of alloy material and conforms to ergonomics, so it is easy to move and prevents damage to the human body during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the explosion structure of the utility model as a whole;

[0020] Figure 3 This is a schematic diagram of the structure of the lower notch battery box of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the fixing device of the utility model.

[0022] In the figure: 1. Upper protective cover; 2. Bottom protective plate; 3. Upper convex battery box; 4. Lower concave battery box; 5. Fixing device; 51. Fixing rod; 52. Connecting plate; 53. Arc spring plate; 54. Movable connecting rod; 55. Limiting plate; 56. Buffer spring; 6. Elastic bottom plate; 7. Battery placement base; 8. Battery pack; 9. Alloy support rod; 10. Alloy bracket hole; 11. Pull-up mechanical handle; 12. Built-in hot outlet; 13. Built-in cold inlet; 14. Mounting plate; 15. Built-in air duct baffle; 16. Pull-out rear cover of battery compartment; 17. Fixing buckle; 18. Drain groove; 19. Water outlet; 20. Cooling fan; 21. Support rod mounting hole. DETAILED DESCRIPTION

[0023] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes.

[0024] Example 1

[0025] like Figure 1-Figure 4As shown, the utility model provides a technical solution: a waterproof and drop-proof multifunctional battery box, comprising an upper protective cover 1 and a bottom protective plate 2, the bottom end of the upper protective cover 1 and the top end of the bottom protective plate 2 are both provided with a support rod mounting hole 21, the interior of the support rod mounting hole 21 is fixedly connected with an alloy support rod 9, an upper convex battery box 3 and a lower concave battery box 4 are arranged between the opposite surfaces of the upper protective cover 1 and the bottom protective plate 2, the outer surfaces of the upper convex battery box 3 and the lower concave battery box 4 are provided with a battery compartment pull-out rear cover 16, the outer surface of the battery compartment pull-out rear cover 16 is fixedly connected with a fixing buckle 17, the inner surface of the lower concave battery box 4 is fixedly connected with a battery placement base 7 and a fixing device 5, the lower surface of the battery placement base 7 is fixedly connected with an elastic bottom plate 6, and the upper surface of the battery placement base 7 is provided with The battery pack 8 and the fixing device 5 are symmetrically arranged on both sides of the battery pack 8. The outer surfaces of the upper convex battery box 3 and the lower concave battery box 4 are fixedly connected with a mounting plate 14. The bottom of the mounting plate 14 is fixedly connected with a built-in air duct baffle 15. The outer surface of the upper convex battery box 3 is provided with a built-in heat dissipation outlet 12. The outer surface of the lower concave battery box 4 is provided with a built-in cold inlet 13. The upper surface of the bottom protective plate 2 is provided with a drainage groove 18. The drainage groove 18 is provided with a water outlet 19. The fixing device 5 includes a fixing rod 51 and a connecting plate 52. The outer surface of the connecting plate 52 is fixedly connected with an arc spring plate 53. The middle of the outer surface of the arc spring plate 53 is fixedly connected with a movable connecting rod 54. The end of the movable connecting rod 54 is fixedly connected with a limiting plate 55. The outer surface of the movable connecting rod 54 is sleeved with a buffer spring 56.

[0026] The upper protective cover 1 is connected to the bottom protective plate 2 via alloy support rods 9 , and there are four alloy support rods 9 . The outer surface of the built-in air duct baffle 15 is fixedly connected to the outer surface of the lower recessed battery box 4 .

[0027] The upper surface of the upper convex battery box 3 is fixedly connected to the lower surface of the upper protective cover 1, and the lower surface of the lower concave battery box 4 is fixedly connected to the upper surface of the bottom protective plate 2. The upper convex battery box 3 and the lower concave battery box 4 are arranged opposite to each other, and the bottom of the upper convex battery box 3 is fixedly connected to the top of the lower concave battery box 4.

[0028] The elastic bottom plate 6 is a symmetrical arc-shaped structure, and the bottom of the elastic bottom plate 6 is fixedly connected to the bottom of the inner surface of the lower recessed battery box 4 .

[0029] A heat dissipation fan 20 is fixedly connected to the inner surface of the lower recessed battery box 4 , and the heat dissipation fan 20 is arranged on the inner side of the built-in cold inlet 13 .

[0030] The end of the fixing rod 51 is fixedly connected to the outer surface of the connecting plate 52, and the end of the fixing rod 51 away from the connecting plate 52 is fixedly connected to the inner surface of the lower recessed battery box 4. The fixing rod 51 is arranged on the side of the connecting plate 52 away from the arc spring plate 53.

[0031] The side of the outer surface of the arc spring plate 53 is fixedly connected to the outer surface of the connecting plate 52 , the outer surface of the movable link 54 is sleeved inside the connecting plate 52 , and the limit plate 55 is arranged at one end of the movable link 54 away from the arc spring plate 53 .

[0032] The end of the buffer spring 56 is fixedly connected to the outer surface of the limiting plate 55 , and one end of the buffer spring 56 away from the limiting plate 55 is fixedly connected to the outer surface of the connecting plate 52 .

[0033] Alloy bracket holes 10 are opened at the corners of the outer surface of the upper protective cover 1 , and a lifting mechanical handle 11 is fixedly connected inside the alloy bracket hole 10 . The lifting mechanical handle 11 is symmetrically arranged on both sides of the upper protective cover 1 .

[0034] When in use, the upper protective cover 1, the bottom protective plate 2 and the alloy support rod 9 together constitute an exoskeleton, which can be flipped on all sides (except the power control box) and play a protective role when falling, preventing the battery pack 8 from being squeezed and causing danger in a collision, thereby improving safety. The peripheral interfaces of the upper convex battery box 3, the lower concave battery box 4, the mounting plate 14 and the built-in air duct baffle 15 are all sealed to achieve sealing and waterproofing of all external interfaces. When the cooling fan 20 is running, the external air flow enters the internal gap of the upper convex battery box 3 and the lower concave battery box 4 through the built-in air duct baffle 15 and the built-in cold inlet 13, so that the heat generated by the battery pack 8 is carried away by the air flow and discharged through the built-in heat dissipation outlet 12. The built-in heat dissipation channel design can achieve heat dissipation while preventing the entry of rainwater, thereby achieving special waterproofness, and the built-in cold inlet 13 and the built-in heat dissipation outlet 12 are vertically arranged with the drainage groove 18. The design can realize the waterproof property of the device when immersed in water to a certain extent, ensuring the safety of use. The control center and electrical installation structure, power management board, inverter circuit board and multi-channel input and output appliances are arranged in the mounting plate 14. The equipment adopts multi-functional power management technology. Through the fixing device 5, the user can assemble 95% of the batteries in the market. The power box can intelligently identify and perform power management (battery discharge, charging, capacity, temperature, etc.). The multi-channel output can meet DC, AC configurable output, and configure a variety of international standard connection ports. Through multi-modal charging, it can meet a variety of charging such as AC power and photovoltaic. The lifting mechanical handle 11 is made of alloy material and conforms to ergonomics, which is convenient for movement and prevents damage to the human body during transportation. The cooling fan 20 forms an air duct in the cavity between the upper convex battery box 3 and the lower concave battery box 4 and the battery pack 8, and the air duct is used to realize the function of exhaust and drainage.

[0035] Through the fixing device 5, when the battery pack 8 is not installed, the distance between the middle parts of the outer surfaces of the two arc-shaped spring plates 53 is greater than the width of the battery pack 8. When the battery pack 8 is installed on the battery placement base 7, the arc-shaped spring plate 53 is pushed and deformed, the movable connecting rod 54 is pushed and moved, and the buffer spring 56 is stretched. When the battery pack 8 is completely placed on the battery placement base 7, the buffer spring 56 and the arc-shaped spring plate 53 are both in a deformed state, and the elastic force of the buffer spring 56 and the arc-shaped spring plate 53 reacts on the outer surface of the battery pack 8, so that the battery pack 8 is clamped and fixed by the two arc-shaped spring plates 53, thereby achieving a stable installation of the battery pack 8. The fixing device 5 is suitable for battery packs 8 of various sizes, thereby improving the adaptability of the device. When the entire battery box accidentally falls, the elastic bottom plate 6 with elasticity can reduce the longitudinal impact force, and the elastic force of the buffer spring 56 can reduce the lateral impact force, thereby further improving the anti-fall performance of the battery box.

[0036] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. A waterproof and drop-proof multifunctional battery box, comprising an upper protective cover (1) and a bottom protective plate (2), characterized in that: The bottom end of the upper protective cover (1) and the top end of the bottom protective plate (2) are both provided with a support rod mounting hole (21), and an alloy support rod (9) is fixedly connected inside the support rod mounting hole (21). An upper convex battery box (3) and a lower concave battery box (4) are arranged between the opposite surfaces of the upper protective cover (1) and the bottom protective plate (2). The outer surfaces of the upper convex battery box (3) and the lower concave battery box (4) are provided with a battery compartment pull-out rear cover (16), and the outer surface of the battery compartment pull-out rear cover (16) is fixedly connected with a fixing buckle (17). The inner surface of the lower concave battery box (4) is fixedly connected with a battery placement base (7) and a fixing device (5). The lower surface of the battery placement base (7) is fixedly connected with an elastic bottom plate (6). The upper surface of the battery placement base (7) is provided with a battery pack (8), and the fixing device (5) is symmetrically arranged on both sides of the battery pack (8). The outer surfaces of the convex battery box (3) and the lower concave battery box (4) are fixedly connected with a mounting plate (14); the bottom of the mounting plate (14) is fixedly connected with a built-in air duct baffle (15); the outer surface of the upper convex battery box (3) is provided with a built-in heat dissipation outlet (12); the outer surface of the lower concave battery box (4) is provided with a built-in cold inlet (13); the upper surface of the bottom protective plate (2) is provided with a drainage groove (18); the interior of the drainage groove (18) is provided with a water outlet hole (19); the fixing device (5) comprises a fixing rod (51) and a connecting plate (52); the outer surface of the connecting plate (52) is fixedly connected with an arc-shaped spring plate (53); the middle of the outer surface of the arc-shaped spring plate (53) is fixedly connected with a movable connecting rod (54); the end of the movable connecting rod (54) is fixedly connected with a limiting plate (55); and the outer surface of the movable connecting rod (54) is sleeved with a buffer spring (56).

2. The waterproof and drop-proof multifunctional battery box according to claim 1, characterized in that: The upper protective cover (1) is connected to the bottom protective plate (2) via alloy support rods (9), the number of the alloy support rods (9) is four, and the outer surface of the built-in air duct baffle (15) is fixedly connected to the outer surface of the lower recessed battery box (4).

3. The waterproof and drop-proof multifunctional battery box according to claim 1, characterized in that: The upper surface of the upper convex battery box (3) is fixedly connected to the lower surface of the upper protective cover (1), and the lower surface of the lower concave battery box (4) is fixedly connected to the upper surface of the bottom protective plate (2). The upper convex battery box (3) and the lower concave battery box (4) are arranged opposite to each other, and the bottom of the upper convex battery box (3) is fixedly connected to the top of the lower concave battery box (4).

4. The waterproof and drop-proof multifunctional battery box according to claim 1, characterized in that: The elastic bottom plate (6) is a symmetrical arc-shaped structure, and the bottom of the elastic bottom plate (6) is fixedly connected to the bottom of the inner surface of the lower recessed battery box (4).

5. The waterproof and drop-proof multifunctional battery box according to claim 1, characterized in that: A heat dissipation fan (20) is fixedly connected to the inner surface of the lower recessed battery box (4), and the heat dissipation fan (20) is arranged on the inner side of the built-in cold inlet (13).

6. The waterproof and drop-proof multifunctional battery box according to claim 1, characterized in that: The end of the fixing rod (51) is fixedly connected to the outer surface of the connecting plate (52), the end of the fixing rod (51) away from the connecting plate (52) is fixedly connected to the inner surface of the lower recessed battery box (4), and the fixing rod (51) is arranged on a side of the connecting plate (52) away from the arc-shaped spring plate (53).

7. The waterproof and drop-proof multifunctional battery box according to claim 1, characterized in that: The side of the outer surface of the arc-shaped spring plate (53) is fixedly connected to the outer surface of the connecting plate (52), the outer surface of the movable connecting rod (54) is sleeved inside the connecting plate (52), and the limit plate (55) is arranged at one end of the movable connecting rod (54) away from the arc-shaped spring plate (53).

8. The waterproof and drop-proof multifunctional battery box according to claim 1, characterized in that: The end of the buffer spring (56) is fixedly connected to the outer surface of the limiting plate (55), and the end of the buffer spring (56) away from the limiting plate (55) is fixedly connected to the outer surface of the connecting plate (52).

9. The waterproof and drop-proof multifunctional battery box according to claim 1, characterized in that: An alloy bracket hole (10) is provided at the corner of the outer surface of the upper protective cover (1), and a lifting mechanical handle (11) is fixedly connected inside the alloy bracket hole (10). The lifting mechanical handle (11) is symmetrically arranged on both sides of the upper protective cover (1).

Images